Java Edition 1.17 – Minecraft Wiki

1.17, the first release of Caves & Cliffs: Part I, is a major update to Java Edition announced at Minecraft Live 2020 and released on June 8, 2021. On April 14, 2021, Mojang Studios announced that the update would be split into two updates due to the amount and complexity of content, as well as team health. Multiple features such as revamped mountain and cave generation, the lush caves and dripstone caves biomes, and increased world height were removed in 21w15a, and were subequently released in

Java Edition 1.RV-Pre1 – Minecraft Wiki

So the minecraft wiki says theres no brick banner pattern in java

Java Edition 1.20.2 – Minecraft Wiki

Bedrock Edition 1.17.10 – Minecraft Wiki

Bedrock Edition beta 1.17.0.58 – Minecraft Wiki

Java Edition 1.17 Pre-release 5 – Minecraft Wiki

Java Edition 1.18 – Minecraft Wiki

Java Edition 1.18/gameplay-tweaks @ 8f847b11fb2 – Minecraft Wiki

Java Edition 1.7.10 – Minecraft Wiki

Minecraft: Java Edition - Minecraft Discontinued Features Wiki

Minecraft 1.17: The Caves & Cliffs Update — All New Features